Home / 14,048.34-21,072.37-5,726.40

Finding the Fourth Proportional to 14,048.34, 21,072.37 and 5,726.40

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Solution

The fourth proportional to 14,048.34, 21,072.37 and 5,726.40 is: 8,589.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,048.34 : 21,072.37 = 5,726.40 : x
  2. Step 2: Convert to fraction form
    14,048.34/21,072.37 = 5,726.40/x
  3. Step 3: Cross multiply
    14,048.34x = 21,072.37 × 5,726.40
  4. Step 4: Simplify right side
    14,048.34x = 120,668,819.57
  5. Step 5: Solve for x
    x = 120,668,819.57/14,048.34
  6. Step 6: Final answer
    x = 8,589.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.